Space charge in polypropylene containing synthetic nano particles
Bibliographic record
Abstract
Polypropylene is extensively used as a dielectric in power capacitors, electrical machines and transformers. It has excellent mechanical, thermal, and electrical properties and provides outstanding resistance to moisture, grease, and oils. It does not present stress-cracking problems and at high temperatures it offers better thermal and chemical resistance than polyethylene. A thermoplastic such as polypropylene can be reinforced with small quantities of nanoparticles to not only achieve better chemical and thermal properties but also improved dielectric performance, such as high electrical breakdown strength, low surface and volume conductivity and resistance to partial discharges. The space charge properties of a structural nanocomposite based on layered synthetic silicate embedded in polypropylene (PP) are described in this paper. Electroluminescence emission, dissipation current measurement and pulsed electro-acoustic technique are employed to compare the properties of PP with and without the nanoparticles.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.001 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".